IDA Help: print_decls

Print types in a format suitable for use in a header file
     ordinals - comma-separated list of type ordinals
     flags    - combination of PDF_... constants or 0
returns: string containing the type definitions

string print_decls(string ordinals, long flags);

#define PDF_INCL_DEPS  0x1 // include dependencies
#define PDF_DEF_FWD    0x2 // allow forward declarations
#define PDF_DEF_BASE   0x4 // include base types: __int8, __int16, etc..
#define PDF_HEADER_CMT 0x8 // prepend output with a descriptive comment